| Santa Margarita to Blue Springs (Missouri) | 4,906.40 mi (7,896.09 km) |
| Santa Margarita to Bluffdale (Utah) | 5,554.44 mi (8,939.00 km) |
| Santa Margarita to Bluffton (Indiana) | 4,439.19 mi (7,144.19 km) |
| Santa Margarita to Bluffton (South Carolina) | 4,553.91 mi (7,328.81 km) |
| Santa Margarita to Blythe (California) | 5,997.84 mi (9,652.60 km) |
| Santa Margarita to Blytheville (Arkansas) | 4,835.88 mi (7,782.60 km) |
| Santa Margarita to Boca Raton (Florida) | 4,738.15 mi (7,625.32 km) |
| Santa Margarita to Boerne (Texas) | 5,500.29 mi (8,851.87 km) |
| Santa Margarita to Bogalusa (Louisiana) | 5,042.42 mi (8,114.99 km) |
| Santa Margarita to Boiling Springs (South Carolina) | 4,498.90 mi (7,240.28 km) |
| Santa Margarita to Boise (Idaho) | 5,551.80 mi (8,934.75 km) |
| Santa Margarita to Bolingbrook (Illinois) | 4,533.91 mi (7,296.62 km) |
| Santa Margarita to Bolivar (Missouri) | 4,926.41 mi (7,928.29 km) |
| Santa Margarita to Bon Air (Virginia) | 4,200.56 mi (6,760.15 km) |
| Santa Margarita to Bonham (Texas) | 5,218.51 mi (8,398.39 km) |
